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Add 18/54 and 3/7

18/54 + 3/7 is 16/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 7 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    18/54 = 18 × 7/54 × 7 = 126/378
  3. Likewise, for the 2nd fraction, since 7 × 54 = 378,
    3/7 = 3 × 54/7 × 54 = 162/378
  4. Add the two like fractions:
    126/378 + 162/378 = 126 + 162/378 = 288/378
  5. 288/378 simplified gives 16/21
  6. So, 18/54 + 3/7 = 16/21

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